The AimShot Boresight Arbor (brand part no. AR243) adapts AimShot’s .223 Rem laser boresighter module to work in .243 Winchester rifles. Instead of buying a dedicated boresighter for every caliber you own, this arbor slips over the existing .223 laser module, giving you the same fast, no-adjustment zero on a .243 Win rifle.

Key Specifications

• Adapts a .223 Rem laser boresighter for use in .243 Winchester rifles.
• Chambered specifically for .243 Winchester.
• Styled as an arbor accessory, not a standalone boresighter.

Frequently Asked Questions

Does this arbor work on its own? No, it’s used together with AimShot’s .223 Rem laser boresighter module.

What caliber is this arbor for? It adapts the boresighter to .243 Winchester rifles.

Why buy an arbor instead of a new boresighter? It’s a lower-cost way to extend one boresighter across multiple rifle calibers.

Buy the AimShot Boresight Arbor, .243 Winchester

Extend your .223 boresighter to cover .243 Winchester rifles too. Order the AimShot arbor from our scope accessories lineup, shipped fast direct from our Lubbock, Texas gun shop.